OpenTechnical

OT-2026-000033733

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000033733) never changes.

Identity and time

Publication numberOT-2026-000033733 · never reused
Internal UUID01a0ae75-a390-7c9b-8997-3ff4bba0ac60 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033733
StatusPUBLIC

Content hashes

Canonical text1adb9cc0d62ff75c1e93b6412acf1edb8330098a22e45a613d0fa53cd4aec17a
Markdown20bc53bd78ef5217642ed467323f28b37d5adcdf29fc9fbc881805db9386bccc
PDF
Publication page60b27eb598835a86b51464e5f6ccf504fe02ba47e5d2032d3cfcb030248b5672
Manifest951e2be0643cbb7991fb448bd9fb5d8009a8183e9af21244c3858c605d641700

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureSZuN+pFSDEGTR5L/Zi2QJfmH426TgQRatIzrTsFlcRUS5WJcM7qoxPILW4DS4diUOG20VG8dFV9YdsJsfBg+BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:31:44.342613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033733
observed 60b27eb598835a86b51464e5f6ccf504...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:44.323826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033733/manifest.json
observed 951e2be0643cbb7991fb448bd9fb5d80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:44.303527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033733/publication.md
observed 20bc53bd78ef5217642ed467323f28b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:44.286163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033733/publication.txt
observed 1adb9cc0d62ff75c1e93b6412acf1edb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.